Locating structure of a brake device of an electric wheelchair or the like

Inactive Publication Date: 2005-08-11
YAN LUEN INDAL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0006] The primary objective of the present invention is to provide a structure for locating securely a brake device on an axle of the electric wheelchair or the like.

Problems solved by technology

In addition, the brake device can not be in fact fastened securely with the wheel frame.

Method used

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  • Locating structure of a brake device of an electric wheelchair or the like
  • Locating structure of a brake device of an electric wheelchair or the like
  • Locating structure of a brake device of an electric wheelchair or the like

Examples

Experimental program
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Embodiment Construction

[0013] As shown in FIGS. 1 and 2, an electric wheelchair 10 embodied in the present invention comprises an axle 11, a rear frame 12, an axle tube 13, a seat rod 14, a motor 15, a differential gear 16, and a brake device 20.

[0014] The brake device 20 is the subject matter of the present invention. The brake device 20 is mounted on the axle 11 along with a cover 30, an assembly disk 40, and a wheel frame 51.

[0015] The brake device 20 is formed of a brake seat 21, a brake shoe 22, and an actuating rod 23. The brake seat 21 is provided with a center through hole 24. The brake shoe 22 is mounted on an outer side of the brake seat 21 such that the brake shoe 22 is covered by the cover 30 which is fastened with the assembly disk 40. The assembly disk 40 is provided with a threaded rod 43 which is in turn provided with a shaft hole 41. The assembly disk 40 is further provided with a plurality of fastening holes 42 for fastening the assembly disk 40 with the wheel frame 51 in conjunction w...

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PUM

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Abstract

A wheel structure of the electric wheelchair or the like comprises an axle, a brake device, and a wheel frame. The axle has an inner end which is fitted into an axle tube, and an outer end on which the brake device and the wheel frame are mounted. The brake device is formed of a brake seat, a brake shoe mounted on the brake seat, and an actuating rod mounted on the brake seat. The brake seat is provided with a tubular portion for locating the brake seat in such a way that the tubular portion is fitted over the axle tube. The brake seat is further located by a locating plate which is fastened at one end with the brake seat and at other end with a body frame of the electric wheelchair or the like.

Description

RELATED U.S. APPLICATIONS [0001] Not applicable. STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0002] Not applicable. REFERENCE TO MICROFICHE APPENDIX [0003] Not applicable. FIELD OF THE INVENTION [0004] The present invention relates generally to a brake device of the electric wheelchair or the like, and more particularly to a structure for locating the brake device on an axle of the electric wheelchair or the like. BACKGROUND OF THE INVENTION [0005] The conventional electric wheelchair comprises a brake device which is mounted on the outer side of the wheel frame at the expanse of the external appearance of the electric wheelchair. In addition, the brake device can not be in fact fastened securely with the wheel frame. BRIEF SUMMARY OF THE INVENTION [0006] The primary objective of the present invention is to provide a structure for locating securely a brake device on an axle of the electric wheelchair or the like. [0007] The structure of the present invention comp...

Claims

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Application Information

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IPC IPC(8): B60K1/00B60T1/06B62B5/04
CPCA61G5/1027A61G5/1035A61G5/1008B62B5/048
InventorWU, CHAO-CHIN
OwnerYAN LUEN INDAL